Problem C
Firefly — Problem Statistics

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Submissions	1423
Accepted submissions	599
Submission ratio	42.09%
Authors	498
Full solves [?]	473
Full solve Ratio	94.98%

#	User	Runtime	Language	Date
1	Caleb Smith	0.01 s	C	2022-02-14 03:12:07
2	Kyle Heller	0.02 s	C	2023-02-06 19:06:15
3	Logan Hickok-Dickson	0.03 s	C	2023-02-08 17:09:53
4	Chiho Song	0.03 s	C	2023-09-21 20:33:43
5	Jerry Mann	0.09 s	C	2022-09-23 06:01:33

#	User	Runtime	Language	Date
1	Ethan Dickey	0.01 s	C++	2022-02-18 08:19:14
2	Yu-Chen Chan	0.01 s	C++	2024-02-06 04:05:58
3	Otavio Sartorelli de Toledo Piza	0.02 s	C++	2022-02-09 15:01:52
4	Yuzhe Liu	0.02 s	C++	2022-02-16 21:14:35
5	Nalin Sinha	0.02 s	C++	2022-02-17 03:55:19
6	Aaryan Gautam	0.02 s	C++	2022-02-18 03:46:42
7	Aaron Kim	0.02 s	C++	2022-02-18 04:28:45
8	Ryan Doan	0.02 s	C++	2022-09-21 20:40:28
9	Meet Patel	0.02 s	C++	2022-09-23 02:41:02
10	Hamilton Wang	0.02 s	C++	2022-09-23 06:16:12

#	User	Runtime	Language	Date
1	Thomas Ashcraft	0.04 s	C++ with Memory Check	2025-10-16 04:22:14
2	Peter Edvardsson	0.08 s	C++ with Memory Check	2026-02-27 01:38:32
3	Mert Karabulut	0.11 s	C++ with Memory Check	2024-02-09 00:38:53

#	User	Runtime	Language	Date
1	Mikail Khan	0.58 s	Haskell	2022-02-16 21:49:42

#	User	Runtime	Language	Date
1	Leon Wang	0.08 s	Java	2024-10-02 14:51:39
2	Pranay Nandkeolyar	0.09 s	Java	2025-03-02 22:56:47
3	Ashwin Chintalapati	0.10 s	Java	2025-03-05 01:15:20
4	Daniel Kun Zhang	0.10 s	Java	2025-03-05 23:06:23
5	Aryan Jumani	0.10 s	Java	2025-03-07 05:26:46
6	Sanshray	0.10 s	Java	2025-10-17 04:10:29
7	Jack Fang	0.11 s	Java	2024-10-01 21:37:38
8	Hidden user	0.11 s	Java	2025-03-06 22:34:19
9	Grace Keeton	0.12 s	Java	2022-02-18 01:23:36
10	Alvin Lee	0.12 s	Java	2024-10-02 16:48:35

#	User	Runtime	Language	Date
1	Jacob Selbo	0.46 s	Kotlin	2026-03-02 00:42:46

#	User	Runtime	Language	Date
1	Nishka Awasthi	0.35 s	Python 2	2022-09-18 11:36:28

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Python 3	2025-10-15 04:30:13
2	Anuj Shah	0.08 s	Python 3	2026-03-04 15:46:42
3	Yuting Xiao	0.09 s	Python 3	2025-03-07 05:10:23
4	Ujjawal Prasad	0.09 s	Python 3	2025-10-17 02:19:27
5	Yash Aggarwal	0.09 s	Python 3	2025-10-17 04:49:58
6	Anisha Chawla	0.09 s	Python 3	2025-10-17 04:53:31
7	Keisuke Alexander Nakamura	0.09 s	Python 3	2025-10-17 05:57:06
8	Sannidhi Agarwal	0.09 s	Python 3	2026-02-27 16:25:50
9	Ruthu Shankar	0.09 s	Python 3	2026-03-01 22:31:51
10	Vihaan Pradeep	0.09 s	Python 3	2026-03-04 03:44:30

#	User	Runtime	Language	Date
1	Krish Shah	0.14 s	Python 3 with NumPy	2024-10-10 05:56:21
2	Ryan Tanaka	0.14 s	Python 3 with NumPy	2024-10-25 06:33:18
3	Bautista Tedin	0.19 s	Python 3 with NumPy	2025-03-07 02:43:20
4	Gilbert Hsu	0.21 s	Python 3 with NumPy	2023-09-21 03:12:40
5	Yousef Riyadh Alokaili	0.31 s	Python 3 with NumPy	2025-10-10 04:15:50
6	Hidden user	0.33 s	Python 3 with NumPy	2024-10-11 03:43:03
7	Hidden user	0.34 s	Python 3 with NumPy	2025-10-16 19:29:08
8	Aadi Biyani	0.36 s	Python 3 with NumPy	2025-10-15 00:44:07
9	Selina Lin	0.83 s	Python 3 with NumPy	2025-10-11 10:47:46

#	User	Runtime	Language	Date
1	Eric Park	0.02 s	Rust	2025-02-28 04:39:13
2	Lukas Dutrieux	0.02 s	Rust	2025-10-14 23:54:16
3	Anirudh Rao	0.03 s	Rust	2022-02-15 22:53:24
4	Bhavesh Pareek	0.03 s	Rust	2022-09-16 03:08:58

#	User	Length	Language	Date
1	Logan Hickok-Dickson	996	C	2023-02-08 17:09:53
2	Kyle Heller	1001	C	2023-02-06 19:07:46
3	Caleb Smith	1512	C	2022-02-14 03:12:07
4	Chiho Song	1586	C	2023-09-21 20:33:43
5	Jerry Mann	2004	C	2022-09-23 06:01:33

#	User	Length	Language	Date
1	Angela Qian	183	C++	2025-03-07 04:18:55
2	Yu-Chen Chan	290	C++	2024-02-06 04:23:16
3	Jimmy Dinh	589	C++	2024-10-09 23:20:03
4	Nikita Gorshkov	614	C++	2025-02-27 04:12:29
5	Kush Nayak	617	C++	2024-02-06 20:35:45
6	Munir Kudrati-Plummer	631	C++	2026-03-02 19:02:47
7	Jeffrey Wu	665	C++	2024-10-09 07:27:12
8	Jed Macapinlac	671	C++	2026-03-04 02:16:13
9	Gia Bach Le	682	C++	2026-03-06 05:39:55
10	Jason Gong	703	C++	2022-02-14 20:14:51

#	User	Length	Language	Date
1	Thomas Ashcraft	1086	C++ with Memory Check	2025-10-16 04:22:14
2	Peter Edvardsson	1366	C++ with Memory Check	2026-02-27 01:38:32
3	Mert Karabulut	1869	C++ with Memory Check	2024-02-09 00:38:53

#	User	Length	Language	Date
1	Mikail Khan	1316	Haskell	2022-02-16 21:49:42

#	User	Length	Language	Date
1	Hidden user	885	Java	2022-02-17 20:52:50
2	Jun Cao	989	Java	2023-09-22 03:20:19
3	Arnav Daryani	1051	Java	2024-10-06 10:29:18
4	Aaryan Wadhwani	1084	Java	2024-10-04 00:42:37
5	Rohan Gaddam	1162	Java	2025-03-07 05:58:38
6	Yog Trivedi	1251	Java	2026-03-05 19:12:39
7	Hidden user	1258	Java	2025-10-13 07:47:44
8	Seung Hyun Choi	1305	Java	2022-02-18 01:57:12
9	Shreyas Sreenath	1357	Java	2026-03-05 05:17:14
10	Harmya Bhatt	1362	Java	2022-09-23 05:09:26

#	User	Length	Language	Date
1	Jacob Selbo	962	Kotlin	2026-03-02 00:42:46

#	User	Length	Language	Date
1	Nishka Awasthi	638	Python 2	2022-09-18 11:36:28

#	User	Length	Language	Date
1	Peter Jin	217	Python 3	2022-09-16 18:14:41
2	bhavin	258	Python 3	2025-03-06 08:05:57
3	Pratyanch Jain	303	Python 3	2024-02-01 07:12:40
4	Wilbert	303	Python 3	2026-02-27 15:32:49
5	Saravana Polisetti	361	Python 3	2022-09-22 22:36:29
6	Elaine Huang	367	Python 3	2024-10-08 21:29:15
7	Munir Kudrati-Plummer	390	Python 3	2026-02-27 01:32:21
8	Rishi Shekhar	403	Python 3	2025-10-17 05:33:19
9	Ryce Pi	407	Python 3	2026-02-27 00:53:05
10	Jack Augenstine	414	Python 3	2025-03-03 05:43:14

#	User	Length	Language	Date
1	Bautista Tedin	826	Python 3 with NumPy	2025-03-07 02:43:20
2	Gilbert Hsu	976	Python 3 with NumPy	2023-09-21 03:12:40
3	Hidden user	1120	Python 3 with NumPy	2025-10-16 19:29:08
4	Selina Lin	1130	Python 3 with NumPy	2025-10-11 10:47:46
5	Yousef Riyadh Alokaili	1198	Python 3 with NumPy	2025-10-10 04:15:50
6	Hidden user	1417	Python 3 with NumPy	2024-10-11 03:43:03
7	Aadi Biyani	1523	Python 3 with NumPy	2025-10-15 00:44:07
8	Krish Shah	1710	Python 3 with NumPy	2024-10-10 05:56:21
9	Ryan Tanaka	1745	Python 3 with NumPy	2024-10-25 06:33:18

#	User	Length	Language	Date
1	Lukas Dutrieux	1241	Rust	2025-10-14 23:54:16
2	Bhavesh Pareek	1384	Rust	2022-09-16 03:08:58
3	Anirudh Rao	2324	Rust	2022-02-15 22:53:24
4	Eric Park	4499	Rust	2025-02-28 04:39:13

Solution running time distribution